package visitor;
import java.io.Serializable;
import java.util.HashMap;

public class Contents implements Serializable{
	private HashMap<String, Object> map;
	public Contents(){
		map=new HashMap<String, Object>();
	}
	
	public boolean containsKey(String key){
		return map.containsKey(key);
	}
	
	public Object get(String key){
		return map.get(key);
	}
	
	public void set(String key, Object value){
		map.put(key, value);
		
	}
}
